.btn {
	padding: 10px 20px;
	background-color: #4CAF50;
	color: white;
	border: none;
	border-radius: 4px;
	cursor: pointer;
	font-size: 16px;
	margin-right: 10px;
}
.btn:hover {
	background-color: #45a049;
}
/* 弹窗样式 */
.modal {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.5);
	/* 半透明背景 */
	z-index: 1000;
	overflow: auto;
}
.modal-content {
	background-color: white;
	margin: 10% auto;
	padding: 20px;
	border-radius: 8px;
	width: 80%;
	max-width: 500px;
	box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
	animation: fadeIn 0.3s;
}
@keyframes fadeIn {
	from {
		opacity: 0;
	}

	to {
		opacity: 1;
	}
}
.modal-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 15px;
}
.modal-title {
	font-size: 20px;
	font-weight: bold;
}
.close-btn {
	color: #aaa;
	font-size: 28px;
	font-weight: bold;
	cursor: pointer;
}
.close-btn:hover {
	color: black;
}
.modal-body {
	margin-bottom: 20px;
}
.modal-footer {
	text-align: right;
}
